30721831

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{1019}}^1$

素因数の和:1158

約数の個数: 16

約数和(自身を含む): 36230400

約数和(自身を除く): 5508569

約数列:

[1, 7, 59, 73, 413, 511, 1019, 4307, 7133, 30149, 60121, 74387, 420847, 520709, 4388833, 30721831]

約数ペア:

[(1, 30721831), (7, 4388833), (59, 520709), (73, 420847), (413, 74387), (511, 60121), (1019, 30149), (4307, 7133)]